We've scanned every flight from Seattle to Dallas to find the best deals. If you want a cheap flight, it's best to be as flexible as you can on dates. If that day's no good for you, try searching by month to see some alternative dates.
You can use the filters on your search to see more flights and find cheaper rates – Dallas has more than one airport. So if you don't need to fly into Dallas/Fort Worth International Airport, it's worth checking your other options. The 2681 km flight usually takes about 3 hrs 40 mins.
There are about ten flights to or via Dallas every week, so you have plenty of options. Keep your eye out for flights
During this peak season, hotel and holiday prices often increase too, so it's best to book early. Or you could keep your fingers crossed and hold out for a last-minute deal.